On the 31 May 1997, the shahrestans of Aliabad, Gonbad-e-kavus, Gorgan, Kordkuy, Minudasht, and Torkaman were separated from Mazandaran province to form Golestan province. Gorgan was called Esteraba or Astarabad until 1937.[3]

Originally part of Isfahan province.[9] In 1986, part of Kerman province was transferred to Yazd province. In 2002, Tabas shahrestan (area: 55,344 km²) was transferred from Khorasan province to Yazd.[3]